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For decades, the blasts and howls of the electric guitar have been some of the defining sounds of popular music. But more than a century of effort and innovation had to happen before this instrument went electric. Learn about the master craftspeople who created the guitar as we know it, the inventors who figured out how to send guitar notes through amplifiers and give the guitar a bigger sound, and the musicians whose legendary playing put it at the center of rock 'n' roll.

Taking over a rowdy gym class right before winter vacation is not something James Naismith wants to do at all. The last two teachers of this class quit in frustration. The students—a bunch of energetic young men—are bored with all the regular games and activities. Naismith needs something new, exciting, and fast to keep the class happy—or someone's going to get hurt. Saving this class is going to take a genius. Discover the true story of how Naismith invented basketball in 1891 at a school in Springfield, Massachusetts.

Your belly is full of tiny creatures—and they love to eat! Along the river of your gut, tiny creatures move, eat, and grow. Learn more about the garden of microscopic flora growing inside the body and come on a journey that explains an important biological concept: the microbiome, the health of which affects everything in our bodies. Did you know that some foods are better for your microbiome (and you!) than others? The audiobook goes further into the science of the microbiome and reveals amazing facts about the gut.

Frankenstein isn't your typical monster. For starters, he only has one head, just two eyes, and no tail. And worst of all, he's sort of nice! Frankenstein quickly realizes his friendly behavior is out of place at the Valentine's Day Bash. There's one monster, though, who likes that Frankenstein is different. Can Frankenstein figure out the identity of his secret valentine? And can the other monsters finally accept Frankenstein for the monster that he is?

Sneakers grew out of efforts to make more durable, more comfortable shoes—and became a major link between sports and fashion. Their sales rose with the popularity of tennis and exploded along with basketball, leading to celebrity endorsements, big-name brands, and continued technological breakthroughs. In the twenty-first century, sneakers are still evolving, along with "sneaker influencer" social media, smart tech, and other hot new trends.

Open wide! Compare your teeth to those of other animals and find out why teeth come in so many different shapes and sizes. What animal would you be if a few of your teeth grew so long that they stuck out of your mouth even when it was closed? What would you be if your top canine teeth grew almost all the way down to your feet? This book will keep you guessing as you hear about how human teeth are like—and unlike—those of other animals.

Rocks may seem like boring, static objeRocks may seem like boring, static objects—until you discover that a rock can spark a fire, glow in the dark, and provide shelters of all shapes and sizes. Laura Purdie Salas's lyrical rhyming text shows how rocks decorate and strengthen the world around them.cts—until you discover that a rock can spark a fire, glow in the dark, and provide shelters of all shapes and sizes. Laura Purdie Salas's lyrical rhyming text and Violeta Dabija's glowing illustrations show how rocks decorate and strengthen the world around them.

Hands can wiggle, hands can clap. Hands can wrap and flap and tap. But hands can help—so raise yours, please! Can you guess? Whose hands are these? What if your hands reach, wrench, yank, and crank? The hands in this book—and the people attached to them—do all sorts of helpful work. And together, these helpers make their community a safe and fun place to live. As you listen, keep an eye out for community members who make repeat appearances! Can you guess all the jobs based on the actions of these busy hands?

With X-rays, doctors detect problems human eyes can't see. X-rays are a form of invisible radiation. This powerful medical technology helps experts look inside the body and even treat illnesses. But early on, X-rays caused harm too, as people used them without enough protection. This history covers the discovery of X-rays, the development of safety standards, and the rise of more powerful and precise X-ray machines. Find out how modern doctors create digital images of the inner body—even 3D images of our brains!

For centuries, people misunderstood how the heart works. As our knowledge grew, heart surgery remained a dangerous medical procedure. Even after organ transplants become common, surgeons struggled to transplant hearts and keep patients alive. But small groups of pioneering doctors attempted this difficult surgery, changing the lives of patients. This history traces their leap forward and the medical world's newest advancements in heart health technology. Learn about innovations such as artificial hearts and 3D-printed living tissue.

Niko loves to draw his world: the ring-a-ling of the ice cream truck, the warmth of sun on his face. But no one appreciates his art. Until one day, Niko meets Iris.... This imaginative and tender story explores the creative process, abstract art, friendship, and the universal desire to feel understood.

Earth is home to trillions of germs. But for most of human history, people didn't know germs existed! Healers of the past had different ideas about illnesses and their cures. They blamed illnesses on other causes and sometimes tried dangerous treatments. The invention of tools such as the microscope changed everything, allowing doctors and scientists to see germs and study their effects. This vivid history profiles the people who helped discover germs. Discover the ongoing breakthroughs in research—and germs' surprising benefits for safety and sustainable energy.

Even after the institution of slavery became illegal, the legacy of slavery continued through injustices created by the Jim Crow laws. Learn more about these discriminatory laws that have shaped America's past and present. Inspired by a belief that knowledge is power, Read Woke Books seek to amplify the voices of people who are not white, provide information about groups that have been disenfranchised, share perspectives of people who have been underrepresented or oppressed, challenge social norms and disrupt the status quo, and encourage readers to take action in their community.

Video games evolved over decades from simple consoles to cutting-edge entertainment in homes and arcades. In the twenty-first century, they've also become some of the world's most popular apps. Find out more about the technological innovations, major players, and controversies that have made video game history. And from the role of game cartridges to the power of the internet, learn how new inventions keep taking gaming to the next level.

When they piled into cars and drove through Durham, North Carolina, the members of the Duke University Medical School basketball team only knew that they were going somewhere to play basketball. They didn't know whom they would play against. But when they came face-to-face with their opponents, they quickly realized this secret game was going to make history. Discover the true story of how in 1944, Coach John McLendon orchestrated a secret game between the best players from a white college and his team from the North Carolina College of Negroes at a time of segregation and racism.

Why should the bright and flashy animals get all of the attention? If you look closely at some seemingly ordinary animals, you may find a colorful surprise. A lizard is brown. A hippo is gray. But wait! The lizard has a blue tongue to scare predators, and the hippo has pink "sweat" that protects it from the sun! Enjoy author Jane Park's rhyming nonfiction text in this playful exploration of animals' hidden colors.

Lena Blackburne loved baseball. He watched it, he played it, he coached it. But he didn't love the ways players broke in new baseballs. Tired of soggy, blackened, stinky baseballs, he found a better way. Thanks to a well-timed fishing trip and a top-secret mud recipe, Lena Blackburne Baseball Rubbing Mud was born. For seventy-five years, baseball teams have used Lena's magic mud to prepare baseballs before every game. Listen to the story of how Lena's mud went from a riverbank to the major leagues and all the way to the Hall of Fame.

Caren Stelson brings Sachiko Yasui's story of surviving the atomic bombing of Nagasaki to a young audience. Sachiko's family home was about half a mile from where the atomic bomb fell on August 9, 1945. Her family experienced devastating loss. When they returned to the rubble where their home once stood, her father miraculously found their serving bowl fully intact. This delicate, green, leaf-shaped bowl—which once held their daily meals—now holds memories of the past and serves as a vessel of hope, peace, and new traditions for Sachiko and the surviving members of her family.

Vaccines have been used to safely introduce people's bodies to diseases for centuries, and they save millions of lives each year. By giving people a weakened or dead version of a disease, a vaccine allows the body to develop antibodies which recognize and fight the disease later on. Early vaccinations used dry scabs from smallpox to promote smallpox immunity. Doctors and scientists across nations took and improved the method, developing vaccines for health crises from whooping cough to polio to COVID-19. This history features famous cases and current challenges.

Cell phones allowed people to connect on the go, and smartphones have transformed the way we share information. From the earliest landlines to the minicomputers that link people across the world, discover the shifts in phone technology that shaped modern communication—and the people who made them happen. This history also shows the big changes in design, size, and battery life that took place before mobile phones hit the center of popular culture.